Home / 88,635.04-132,952.56-70,180

Finding the Fourth Proportional to 88,635.04, 132,952.56 and 70,180

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Solution

The fourth proportional to 88,635.04, 132,952.56 and 70,180 is: 105,270

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,635.04 : 132,952.56 = 70,180 : x
  2. Step 2: Convert to fraction form
    88,635.04/132,952.56 = 70,180/x
  3. Step 3: Cross multiply
    88,635.04x = 132,952.56 × 70,180
  4. Step 4: Simplify right side
    88,635.04x = 9,330,610,660.80
  5. Step 5: Solve for x
    x = 9,330,610,660.80/88,635.04
  6. Step 6: Final answer
    x = 105,270

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.